INFORMATICA LEADS WORLDWIDE DATA INTEGRATION SOFTWARE MARKET, SAYS TOP ANALYST FIRM

Latest research finds Informatica maintains clear leadership position in data integration market

INFORMATICA WORLD 2003, SAN DIEGO, October 20, 2002 - Informatica Corporation (NASDAQ: INFA), a leading provider of data integration and business intelligence software, today announced that it has been named the top vendor in the worldwide data integration software market in a report from IDC, a leading provider of global IT research and advice. The October report, “Worldwide Data Integration Software Forecast and Analysis, 2002-2007,” ranks Informatica as the leading vendor in the data integration space, as measured by revenue.

“Informatica is the market share leader in the worldwide data integration software market - a market that is growing despite a decline in the overall software market,” said Steve McClure, a research vice president in IDC's Software Research Group. “Data integration is and will continue to be a critical success factor in an organization's overall integration challenge. Informatica is effectively solving this most difficult problem with its robust, highly scalable data integration platform.”

IDC's research identified Informatica as comprising 15.3 percent of global data integration software revenue in 2002, with a 50 percent lead over the nearest vendor. IDC's report (# 30173) also included its market-leadership grid, which placed Informatica as a leader in the upper-right quadrant based on its ability to meet current market demands and gain market share in the future.

“As evidenced by its growth this year, the market for comprehensive data integration - including data synchronization, data profiling, data quality and metadata management - is a critical focus for CIOs around the world,” said Sanjay Poonen, senior vice president of marketing at Informatica. “We are pleased to see IDC's continued recognition of Informatica's market leadership, stemming from our proven enterprise data integration platform, our vision for a complete end-to-end solution for integration and visibility, and our extensive ecosystem of customers and partners.”

About Informatica

Informatica Corporation (NASDAQ: INFA) is a leading provider of data integration and business intelligence software. Using Informatica products, Global 2000 companies can leverage their existing information assets for enterprise insight that helps them improve business performance, increase customer profitability, streamline supply chain operations and proactively manage regulatory compliance. More than 1,800 companies worldwide rely on Informatica to meet their end-to-end needs for enterprise data integration and business intelligence. For more information, call 1.650.385.5000 (1.800.970.1179 in the U.S.), or visit the Informatica Web site at http://www.informatica.com.

Note: Informatica is a registered trademark of Informatica Corporation in the United States and in jurisdictions throughout the world. All other company and product names may be trade names or trademarks of their respective owners.